视频二区_天天天天天天天干_av片免费观看_欧美日韩一_国产欧美三区_91亚洲国产精品

current location: Home   >> Product   >> Pneumatic valve >> Pneumatic butterfly valve

Pneumatic double-clip type Butterfly valve

詳情介紹

product description

Overview of pneumatic butterfly valve products

Sandwich type pneumatic butterfly valve, 90° rotary switch easy, reliable sealing, long service life, is widely used in water plants, power plants, steel mills, paper, chemical, food and beverage systems such as water supply and drainage, as a regulation and cut-off use.

Two, pneumatic butterfly valve features

1, the valve adopts a double eccentric structure, with the sealing function of more close more tight, reliable sealing performance.

2. The sealing auxiliary material is matched with stainless steel and nitrile oil-resistant rubber, which has a long service life.

3, the rubber sealing ring can be located on the valve body, can also be located on the butterfly plate, can be applicable to different characteristics of the medium, for users to choose.

4. The butterfly plate adopts frame structure with high strength, large flow area and small flow resistance.

5, the overall paint, can effectively prevent corrosion and as long as the replacement of sealing seat sealing material, can be used in different media.

6, the valve has a two-way sealing function, installation is not controlled by the flow of media, also not affected by the space position, can be installed in any direction.

7, the valve structure is unique, flexible operation, labor saving, convenient.


Three, the main technical parameters of pneumatic butterfly valve

DN(mm)50~200050~1600
PN(MPa)0.61.01.6
Seal test(MPa)0.661.11.76
strength test(MPa)0.91.52.4
applicable temperatureNitrile rubber: -40℃ ~ 90℃ fluorine rubber: -20℃ ~ 200℃
applicable mediumWater, air, natural gas, oil and weak corrosive fluids
leakage rateComply with GB/ t13927-92 standard
drive modeWorm gear drive, electric, pneumatic, hydraulic


Four, pneumatic butterfly valve main parts and components materials

name of partsmaterials
valve bodyWCB、QT450-10、HT200、HT250
Butterfly PlateWCB、QT450-10、HT200、HT250
valve shaft2Cr13
seal ringNitrile oil resistant rubber
paddingExpanded graphite

Five, pneumatic butterfly valve implementation standard

manufacturer's standardGB/T 122387-89
Flange standardGB9113-2000、GB17241.6-1998
Structural length standardGB12221-89
inspection standardGB/T 13927-92

Six, pneumatic butterfly valve main shape connection size unit: mm

DNLHHOAB0.6MPa1.0MPa1.6MPa
DOn-dDOn-dDOn-d





504363315180651104-141254-181254-18
654670330180651304-141454-181454-18
804683390245721504-181608-181608-18
10052105431240721704-181808-181808-18
12556115455240722008-182108-182108-18
15056137626350932258-182408-222408-22
20060164720350932808-182958-222958-22
2506820680055035033512-1835012-2235512-26
3007823086060035039512-2240012-2241012-26
3507824888360035044512-2246016-2247016-26
40010228997260035049516-2251516-2652516-30
450114320104375035055016-2256520-2658520-30
500127343109875038060020-2262020-2665020-33
600154413123675038070520-2672520-3077020-36
700165478143175038081024-2684024-3084024-36
800190525148875038092024-3095024-3395024-39
90020362016151250380102024-30105028-33105038-39
100021672517651500580112028-30116028-36117028-42
120025478019761500580134032-33138032-39139032-48



主站蜘蛛池模板: 国产一区视频观看 | 国产超碰在线观看 | 成人高清 | 在线中文字幕视频 | 999精品一区 | 日韩中文字幕视频在线 | 国产精品一区二区久久 | 免费观看av电影 | 国产成人在线播放 | 欧美一区二区三区在线 | 精品中文字幕一区二区三区av | 亚洲精品一区在线观看 | 午夜影院 | 一级电影免费在线观看 | 久久久久久久久久久久久av | 91在线看 | av手机在线电影 | 国产精品久久久久久久久久久久 | 激情小网站 | 中文字幕一区二区三区乱码图片 | 亚洲成人精品一区 | 国产精品18久久久久久久久 | 久久久免费电影 | av黄色在线 | 在线亚洲精品 | 久久中文字幕一区二区三区 | 91精品久久久久久久91蜜桃 | 免费欧美 | 一区二区三区免费看 | 啊v视频| 国产精品美女久久久久久久久久久 | 国产精品视频一二三区 | 中文字幕在线免费视频 | 久久一区二区视频 | 国产精品污www在线观看 | 亚洲免费看av | 日韩在线视频在线观看 | 亚洲欧美激情精品一区二区 | 国产在线一区二区三区 | 男女啪啪做爰高潮www成人福利 | 我不卡一区 |